पी. सी. महालनोबिस  हिन्दी देवनागरी में पढ़ें।

pi. si. mahalanobis
prashant chandr mahalanobis
poora nam prashant chandr mahalanobis
janm 29 joon, 1893
janm bhoomi kalakatta, bngal
mrityu 28 joon, 1972
mrityu sthan kolakata, pashchim bngal
abhibhavak shri prabodh chndr mahalanobis aur shrimati nirodabasini
karm bhoomi bharat
karm-kshetr ganit, sankhyiki
vidyalay presidensi kalej, kolakata; kainbrij yoonivarsiti, lndan
puraskar-upadhi padm vibhooshan
prasiddhi mahalanobis ki prasiddhi "mahalanobis doori" ke karan hai jo unake dvara sujhaya gayi ek sankhyikiy map hai.
vishesh yogadan bharatiy sankhyiki snsthan’ ki sthapana
nagarikata bharatiy
any janakari bharat ke pahale pradhanamntri pndit javaharalal neharoo ke dauran inhonne krishi v badh niyntran ke kshetr men kee abhinav prayog kie. unake dvara sujhae ge badh niyntran ke upayon par amal karate hue bharat sarakar ko is disha men apratyashit saphalata mili.

prashant chandr mahalanobis (angrezi: Prasanta Chandra Mahalanobis, janm: 29 joon, 1893; mrityu: 28 joon, 1972) prasiddh bharatiy vaigyanik evn sankhyikivid the. unhen doosari pnchavarshiy yojana ke apane masaude ke karan jana jata hai. ve bharat ki azadi ke pashchath navagathit mntrimndal ke sankhyiki salahakar bane the. audyogik utpadan ki tivr badhotari ke jarie berozagari samapt karane ke sarakar ke pramukh uddeshy ko poora karane ke lie unhonne yojanaen banaee.

jivan parichay

prashant chndr mahalanobis ka janm kolakata ke 210 karnavalis strit sthit unake paitrik avas men 29 joon, 1893 ko hua tha. unake pita ka nam prabodh chndr mahalanobis tha jo sadharan brahmo samaj ke sakriy sadasy the. unaki mata nirodabasini ka snbndh bngal ke padhe-likhe kul se tha. mahalanobis ki prarnbhik shiksha-diksha unake dada, guru charan mahalanobis dvara sthapit brahmo bvayaj skool men huee. unhonne maitrik ki pariksha isi skool se 1908 ee men pas ki. presidensi kalej se bhauaitiki vishay men anars karane ke bad uchch shiksha grahan karane ke lie ye lndan chale ge. vahan inhonne kainbrij yoonivarsiti se bhautiki aur ganit donon vishayon se digri hasil ki. ye ekamatr chhatr the, jisane bhautiki men pahala sthan prapt kiya tha. usake bad ye kolakata laut ae.

sankhh‍yi‍ki men ruchi

kainbrij chhodane se thik pahale prophesar prashant chndr mahalanobis ne apane shikshak dablyoo ech maikale ke kahane par ‘bayometrika’ namak kitab padhi. is kitab ko padhane ke bad hi inaka rujhan sankhyiki ki or hone laga. bad men achary brajendranath sil ke nirdeshan men inhonne sankhyiki par kam karana shuru kiya. prophesar mahalanobis ne is disha men jo sabase pahala kam kiya, vah tha kalej ke pariksha parinamon ka sakhyikiy madhyam se vishleshan. is kam men unhen kafi saphalata mili. isake bad mahalanobis ki mulakat nelsan annadel se huee, jo us vakt ‘julojikal end enthropolojikal sarve aph indiya’ ke nideshak the. unhonne shri mahalanobis se snsthan dvara kolakata ke ainglo indiyns ke bare men ekatr kie ge ankadon ka vishleshan karane ko kaha. is vishleshan ka jo parinam aya vah bharat men sankhyiki ka pahala shodh-patr kaha ja sakata hai.

ravindranath taigor ka sath

vaigyanik hone ke alava shri mahalanobis ki ruchi sahity men bhi thi. unake guru ravindranath taigor ke sath kafi achchhe snbndh the. bachapan men ve apane dada, guru chndr mahalanobis ke sath gurudev ke pita devendranath taigor ke pas ate-jate the. prophesar mahalanobis ke snbndh gurudev ke sath 1910 se jyada pragadh hone lage jab ve pahali bar shanti-niketan pahunche. yahan mahalanobis ne taigor ke sath do mahine ka samay bitaya. is daramyan taigor ne unhen ashramika sngh ka sadasy bana diya. bad men jab taigor ne ‘vishv bharati’ ki sthapana ki to prophesar mahalanobis ko snsthan ka sachiv niyukt kiya. itana hi nahin prophesar ne gurudev ke sath kee deshon ki yatra bhi ki aur kee mahatvapoorn dastavej bhi likhe. is dauran prophesar mahalanobis ki khyati door-door tak phailane lagi. bharat ke pahale pradhanamntri pndit javaharalal neharoo ne unaki madad leni shuru kar di aur unhonne krishi v badh niyntran ke kshetr men kee abhinav prayog kie. unake dvara sujhae ge badh niyntran ke upayon par amal karate hue sarakar ko is disha men apratyashit saphalata mili.[1]

upalabdhi evn yogadan

in upalabdhiyon ke alava prophesar prashant chandr mahalanobis ka sabase bada yogadan unake dvara shuru kiya gaya ‘sainpal sarve’ hai, jisake adhar par aj badi-badi nitiyan aur yojanaen banaee ja rahi hain. unhonne isaki shuruat ek nishchit bhoobhag par hone vali joot ki phasal ke ankadon se ki aur yah bataya ki kaise utpadan badhaya ja sakata hai. halanki unake kam ke tariqe par shuruat men savaliya nishan lagae ge par unhonne bar-bar khud ko siddh kiya aur antatah unake dvara kie ge karyon ko antarrashtriy star par bhi manyata mili. unhen aksaphord yoonivarsiti dvara 1944 men ‘veladan medal’ puraskar diya gaya jabaki 1945 men rayal sosayati ne unhen apana phelo niyukt kiya. prophesar mahalanobis chahate the ki sankhyiki ka upayog deshahit men bhi ho. yahi vajah hai ki unhonne pnchavarshiy yojanaon ke nirman men aham bhoomika nibhaee.[1]

'bharatiy sankhyiki snsthan’ ki sthapana

17 disnbar 1931 ka din bharat ke itihas men kafi mahatvapoorn hai. is din prophesar prashant chandr mahalanobis ka sapana sakar hua aur kolakata men ‘bharatiy sankhyiki snsthan’ ki sthapana huee. aj kolakata ke alava is snsthan ki shakhaen dilli, baingalor, haidarabad, pune, koynbatoor, chennee, giridih sahit desh ke das sthanon men hain. snsthan ka mukhyalay kolakata hai jahan mukhy roop se sankhyiki ki padhaee hoti hai. san 1959 men bharatiy sankhyiki snsthan ko ‘rashtriy mahatv ka snsthan’ ghoshit kiya gaya. prophesar mahalanobis ko 1957 men antarrashtriy sankhyiki snsthan ka sammanit adhyaksh banaya gaya.[1]

samman evn puraskar

  1. san 1944 men prashant chandr mahalanobis ko ‘veladan medal’ puraskar diya gaya.
  2. san 1945 men landan ki raauyal sosayati ne unhen apana phelo niyukt kiya.
  3. san 1950 men unhen ‘indiyan sains kangres’ ka adhyaksh chuna gaya.
  4. amerika ke ‘ekonometrik sosaiti’ ka phelo niyukt kiya gaya.
  5. san 1952 men pakistan sankhyiki snsthan ka phelo banaya gaya.
  6. prashant chandr mahalanobis ko raauyal staitistikal sosaiti ka manad phelo 1954 men niyukt kiya gaya.
  7. san 1957 men unhen devi prasad sarvadhikar svarn padak diya gaya.
  8. san 1959 men unhen kings kaaulej ka manad phelo niyukt kiya gaya.
  9. 1957 men antarrashtriy sankhyiki snsthan ka aaunarari adhyaksh banaya gaya.
  10. prashant chandr mahalanobis ka janh‍madin 29 joon, har varsh bharat men ‘sankhyiki divas’ ke roop men manaya jata hai.
  11. bharat sarakar ne 1968 men prophesar prashant chandr mahalanobis ko desh ke doosare sarvochch samman ‘padm vibhooshan’ se sammanit kiya.
  12. 1968 men unhen shrinivas ramanujam svarn padak diya gaya.
pi. si. mahalanobis par googal ka doodal

googal doodal

29 joon, 2018 ko mashahoor sankhyikivid aur vaigyanik prashant chndr mahalanobis ka 125van janmadin hai aur is avasar par googal ne unhen doodal banakar salam kiya hai. prashant chndr mahalanobis ko sankhyiki men ullekhaniy kam karane ke lie jana jata hai. is doodal ko nishant chaukasi ne banaya hai. mahalanobis ne paaupyuleshan stadij men map ke lie istemal kie jane vale ‘mahalanobis distens’ ka avishkar kiya tha. ve pahale yojana ayog ke sadasy the aur unhonne 'bharatiy sankhyiki snsthan' (indiyan staitistikal instityoot) sthapit karane men mahatvapoorn bhoomika nibhaee thi. isake sath hi unhonne 'naishanal sainpal sarve aauphis' (NSSO) aur 'sentral staitistikal aaurganaijeshan' (CSO) ka bhi gathan kiya tha.

125 rupaye ka sikka

125 rupaye ka sikka

bharat men jald hi 1, 2, 5 aur 10 ke sikkon ke alava ab 125 rupaye ke sikke ki bhi khanak suni ja sakegi. bharat sarakar 29 joon, 2018 ko 125 rupaye ka sikka jari karegi. sikke ko 29 joon ko hi isalie jari kiya ja raha hai, kyonki varsh 2007 men sarakar ne sankhy‍iki visheshgy prashant chndr mahalanobis ki jaynti ko 'sankhh‍yiki divas' ke taur par manane ki ghoshana ki thi aur 29 joon, 2018 ko unaki 125vin jaynti hai. uparashtrapati em. venkaiya nayadoo prashant chndr mahalanobis ke samman men 125 rupaye ka smriti sikka aur 5 rupaye ka naya sikka jari karenge.

sankhyiki aur karyakram karyanvayan mntralay v bharatiy sankhh‍yiki snsh‍than ne janakari dete hue kaha ki- "is sal (2018) ke sankhh‍yiki divas ka thim ‘Quality Assurance in Official Statistics‘ hai. bharatiy sankhh‍yiki snsh‍than ki sh‍thapana prashant chndr mahalanobis ne 1931 men ki thi. arthik yojana aur sankhh‍yi‍ki vikas ke kshetr men mahalanobis ke ulh‍lekhaniy yogadan ke samh‍man men bharat sarakar unake janh‍madin 29 joon ko har varsh ‘sankhyiki divas’ ke roop men manati hai.[2]

nidhan

prophesar prashant chndr mahalanobis ek dooradrashta bhi the. unhonne duniya ko yah bataya ki kaise sankhyiki ka prayog am logon ki bhalaee ke lie kiya ja sakata hai. bharat ke pahale pradhanamntri pndit javaharalal neharoo ke kafi najadik rahane ke bavajood unhonne kabhi koee pad adhikarik taur par svikar nahin kiya. unhen vigyan men byoorokresi pasnd nahin thi. unhen apane snsthan se kafi lagav tha aur ve ise hamesha ek svatntr snstha ke roop men dekhana chahate the. shayad yahi vajah hai ki jab 1971 men is snsthan se jude adhikansh logon ne sarakar ke sath jane ka phaisala kiya to unhen antarik takaliph pahunchi. ve is sadame ko bardasht nahin kar sake aur 28 joon, 1972 ko unaki mrityu ho gee.[1]

sankhh‍yi‍ki divas

mahalanobis ki prasiddhi mahalanobis doori ke karan hai, jo unake dvara sujhaya gayi ek sankhyikiy map hai. unhonne bharatiy sankhyikiy snsthan ki sthapana ki. arthik yojana aur sankhh‍yi‍ki vikas ke kshetr men prashant chanh‍dr mahalanobis ke ulh‍lekhaniy yogadan ke samh‍man men bharat sarakar unake janh‍madin, 29 joon ko har varsh 'sankhyiki divas' ke roop men manati hai. is din ko manane ka uddeshh‍y samajik-arthik niyojan aur niti nirdharan men pro. mahalanobis ki bhoomika ke bare men janata men, visheshakar yuva pidhi men jagarookata jagana tatha unh‍hen prerit karana hai.


panne ki pragati avastha
adhar
prarambhik
madhyamik
poornata
shodh

tika tippani aur sndarbh

  1. 1.0 1.1 1.2 1.3 rnjan, alok. bharatiy sankhyiki ke janak, ‘pro mahalanobis’ (hindi) 24 jet news. abhigaman tithi: 23 disambar, 2014.
  2. pi si mahalanobis ki 125vin jaynti, sarakar jari karegi 125 rupaye ka sikh‍ka (hindi) punjabkesari.com. abhigaman tithi: 29 joon, 2018.

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